Senior Product Designer - Barcelona

📍 Job Overview

Job Title: Senior Product Designer

Company: WIZELINE

Location: Barcelona, Catalonia, Spain

Job Type: Full-time

Category: Product Design / UX/UI Design

Date Posted: February 19, 2026

Experience Level: Mid-Senior Level (3-5+ years)

Remote Status: On-site

🚀 Role Summary

• Drive the conceptualization, design, and delivery of intuitive and visually appealing user interfaces for digital products, aligning with corporate brand standards and user needs.

• Collaborate closely with cross-functional teams, including product managers, engineers, and UX researchers, to translate complex usability and information presentation challenges into unique, user-centric solutions.

• Develop and maintain comprehensive design artifacts such as personas, journey maps, user flows, wireframes, mockups, and interactive prototypes to effectively communicate design vision and strategy.

• Champion customer needs and advocate for user experience best practices, while effectively balancing them with technical constraints and business objectives.

• Define, maintain, and evolve the company's design system and component library to ensure consistency, scalability, and efficiency across all digital products.

📝 Enhancement Note: This role is focused on the end-to-end product design lifecycle, emphasizing the creation of user interfaces and the development of a robust design system. The "Senior" designation implies a need for strategic thinking, mentorship potential, and the ability to lead design initiatives with minimal supervision. The mention of "energy industry" suggests a specialization in a particular domain, requiring an understanding of that sector's user needs and data complexities.

📈 Primary Responsibilities

• Conceptualize, design, and deliver intuitive, visually appealing, and user-friendly interfaces for web and mobile applications that align with Wizeline's corporate brand identity.

• Actively collaborate with product managers, engineers, researchers, and other stakeholders to ensure design solutions are effective, feasible, and meet business and user requirements.

• Translate user research insights, business needs, and technical requirements into actionable design artifacts, including detailed personas, comprehensive journey maps, intricate user flows, low-fidelity wireframes, high-fidelity mockups, and interactive prototypes.

• Present design concepts, rationale, and solutions clearly and persuasively to stakeholders at various levels, articulating the value proposition and impact on user experience.

• Advocate for user-centric design principles and customer needs throughout the product development lifecycle, ensuring a balance with technical feasibility and business objectives.

• Define, establish, maintain, and evolve Wizeline's design system and component library, promoting consistency, reusability, and efficiency in design and development processes.

• Partner closely with development teams, providing necessary assets, specifications, and ongoing support to ensure smooth and accurate implementation of designs.

• Conduct user testing and gather feedback to iterate on designs and continuously improve the user experience of digital products.

• Stay abreast of the latest design trends, tools, and technologies to bring innovative ideas and best practices to the team.

📝 Enhancement Note: The responsibilities highlight a blend of strategic design thinking and hands-on execution. The emphasis on a "design system and component library" is crucial for this senior role, indicating ownership and leadership in establishing design consistency and efficiency. The need to "advocate for customer needs" and "balance technical constraints" points to a mature understanding of product development trade-offs.

🎓 Skills & Qualifications

Education: While not explicitly stated, a Bachelor's or Master's degree in Graphic Design, Interaction Design, Human-Computer Interaction (HCI), or a related field is typically expected for a Senior Product Designer role. Equivalent practical experience will also be considered.

Experience: 3-5+ years of professional experience in designing user interfaces for web and mobile applications, with a proven track record of successfully delivering user-centered digital products.

Required Skills:

• Demonstrated experience in designing user interfaces for both web and mobile applications.

• Strong analytical and visual design mindset with a deep understanding of human-computer interaction (HCI) principles and problem-solving capabilities.

• Extensive experience in visual design, with a strong portfolio showcasing design system development and application.

• High proficiency in industry-standard design and prototyping tools, particularly Figma.

• Solid understanding of the complete UX/UI Design Thinking process, from research and ideation to testing and iteration.

• In-depth knowledge of UX/UI design standards and best practices, including accessibility guidelines (e.g., WCAG).

• Strong grasp of complex data visualization techniques and principles for presenting information effectively.

• Excellent interpersonal, written, and verbal communication skills, with the ability to articulate design decisions and collaborate effectively with diverse teams and stakeholders.

Preferred Skills:

• Previous experience working in a SaaS (Software as a Service) or technology-driven product environment.

• Basic proficiency or working knowledge of front-end development technologies such as HTML, CSS, and JavaScript, to better understand technical constraints and collaborate with developers.

📝 Enhancement Note: The "Must-have Skills" section clearly outlines the core competencies required. The "Nice to have Skills" provide a pathway for candidates to differentiate themselves, particularly experience in SaaS environments and foundational front-end knowledge, which are highly valuable for cross-functional collaboration. The experience level is clearly defined as 3-5+ years.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A curated portfolio that clearly demonstrates a progression from problem definition to final design solution for at least 2-3 significant web or mobile application projects.

• Showcase projects that highlight your ability to tackle complex usability and information presentation challenges, with a focus on user-centric solutions.

• Include case studies that detail your role, the design process followed, key decisions made, and the impact of your design work. Clearly articulate the "why" behind your design choices.

• Emphasize your experience with designing and maintaining design systems, including examples of component libraries, style guides, and how they were implemented to ensure consistency and scalability.

Process Documentation:

• Provide examples of how you have translated user insights into actionable design artifacts, such as personas, journey maps, and user flows, illustrating your understanding of the UX research and ideation phases.

• Showcase your ability to articulate design concepts and rationale clearly, through mockups, prototypes, and presentations that you have delivered to stakeholders.

• Detail your experience in collaborating with development teams, including how you provide design assets and ensure smooth implementation, indicating your understanding of the design-to-development handoff process.

📝 Enhancement Note: For a Senior Product Designer role, a portfolio is paramount. The emphasis here is on demonstrating not just visual design skills but also the strategic thinking, process understanding, and collaborative abilities expected at a senior level. The requirement to showcase design system experience is particularly important.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior Product Designers in major European tech hubs like Barcelona, with 3-5+ years of experience, the estimated salary range is €45,000 - €65,000 annually. This range can vary based on specific experience, skills, and interview performance.

Benefits:

• Opportunity to work on impactful digital products transforming the energy industry.

• Collaborative and innovative work environment with a global team.

• Access to Wizeline Academy for continuous learning and skill development.

• Personalized career path development and growth opportunities.

• Potential for international team collaboration and exposure to diverse markets.

• Comprehensive benefits package (specifics to be confirmed by the company, but typically include health insurance, paid time off, etc.).

Working Hours: The standard working hours are expected to be around 40 hours per week, with potential for some flexibility depending on project needs and team dynamics. On-site presence in Barcelona is required.

📝 Enhancement Note: Salary estimates are based on general market data for similar roles in Spain. Specific benefits are inferred from the company's description emphasizing employee growth and development. The "40 hours" is a standard assumption for full-time roles in Europe.

🎯 Team & Company Context

🏢 Company Culture

Industry: Digital Services / Technology Consulting, with a focus on helping mid-size to Fortune 500 companies build, scale, and deliver digital products and services. Key areas include human-centered experiences, digital core modernization, and intelligence everywhere (AI/ML and data). The role also specifically mentions transforming customer engagement in the "energy industry."

Company Size: Wizeline is a global company with nearly 2,000 employees, indicating a large, established organization with diverse teams and resources. This size suggests opportunities for structured career growth and access to specialized roles.

Founded: Wizeline was founded in 2014. This relatively young but established history means it likely has a dynamic culture that balances innovation with growth and scalability.

Team Structure:

• The Senior Product Designer will work within a UX Design team, reporting to the Director of UX Design.

• Collaboration will be essential with cross-functional teams, including product managers, engineers, and potentially UX researchers.

Methodology:

• Wizeline focuses on human-centered experiences, digital core modernization, and leveraging AI/ML and data. This suggests a design process that is user-research driven and data-informed.

• The company emphasizes innovation and building digital capabilities, implying a proactive approach to problem-solving and technology adoption.

• The mention of a "design system and component library" indicates a commitment to scalable, efficient design processes.

Company Website: https://www.wizeline.ai/

📝 Enhancement Note: The company culture is described as valuing diversity, innovation, and employee growth, with specific mentions of "ownership, innovation, community, and inclusivity." The Wizeline Academy is a concrete example of their investment in employee development. The "energy industry" focus for this role suggests specialization within the broader digital services offering.

📈 Career & Growth Analysis

Operations Career Level: This is a "Senior Product Designer" role. In the context of design operations and product development, this level typically signifies an individual contributor with significant autonomy, expertise, and the ability to mentor junior designers. They are expected to lead design initiatives, influence product strategy, and contribute to the evolution of design processes and systems.

Reporting Structure: The Senior Product Designer will report to the Director of UX Design. This indicates a clear leadership structure within the UX team, with opportunities for mentorship and guidance from a seasoned design leader.

Operations Impact: The role directly impacts the usability, intuitiveness, and user satisfaction of digital products, particularly within the energy sector. By designing user-friendly interfaces and transforming customer engagement, the Senior Product Designer will contribute to increased customer adoption, satisfaction, and potentially efficiency gains for clients. The development of a robust design system will also enhance operational efficiency for Wizeline's own product teams.

Growth Opportunities:

• Skill Advancement: Opportunities to deepen expertise in UX/UI design, design systems, data visualization, and potentially specialized areas within the energy industry.

• Leadership Development: Potential to mentor junior designers, lead design projects, and contribute to shaping design strategies and processes within the UX team and across product development.

• Cross-functional Exposure: Work on diverse projects with various client needs and technical challenges, broadening experience across different domains and industries.

• Career Progression: Potential to advance to Lead Product Designer, Design Manager, or specialized roles within UX/Product Design within Wizeline.

📝 Enhancement Note: The "Senior" title implies a significant level of autonomy and influence. The growth opportunities are geared towards developing leadership within the design function and expanding technical and domain expertise. The emphasis on "operations" here refers to the operational efficiency gained through design systems and well-defined processes.

🌐 Work Environment

Office Type: The role is designated as "On-site," indicating a traditional office-based work environment in Barcelona. This suggests a collaborative atmosphere where in-person interaction, spontaneous discussions, and team cohesion are valued.

Office Location(s): Barcelona, Spain. This vibrant city offers a rich cultural environment and a growing tech scene, providing a dynamic backdrop for work and life. Specific office address details would be provided by the company.

Workspace Context:

• The on-site nature fosters a collaborative workspace conducive to brainstorming, design critiques, and direct interaction with cross-functional team members.

• Access to standard office amenities and technology infrastructure necessary for design work.

• Opportunities for informal knowledge sharing and mentorship with colleagues within the UX team and wider Wizeline organization.

Work Schedule: Standard full-time work schedule (approximately 40 hours per week), with potential for some flexibility to accommodate project deadlines and team synchronization, especially when collaborating with global teams.

📝 Enhancement Note: The "On-site" requirement is a key differentiator. This implies a preference for in-person collaboration, which can be beneficial for design sprints, workshops, and fostering team culture. Barcelona as a location adds to the appeal, combining a strong tech hub with a desirable lifestyle.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your resume and portfolio by the recruiting team to assess qualifications and alignment with the role.

• Hiring Manager Interview: A discussion with the Director of UX Design to delve deeper into your experience, design philosophy, and fit with the team. Expect questions about your approach to problem-solving and your experience with design systems.

• Portfolio Presentation/Design Challenge: You will likely be asked to present a selection of your work from your portfolio, explaining your process, decisions, and impact. A practical design challenge or a case study analysis related to Wizeline's products or the energy sector may also be included.

• Cross-functional Interview: An interview with team members from product management and engineering to assess your collaboration skills and ability to work effectively in a cross-functional environment.

• Final Interview: Potentially a final discussion with a senior leader to confirm cultural fit and overall suitability for the role.

Portfolio Review Tips:

• Curate Strategically: Select 3-4 of your strongest projects that best showcase your skills relevant to this role, particularly those involving complex interfaces, data visualization, and design systems.

• Tell a Story: For each project, clearly articulate the problem, your role, the design process, key challenges, your decisions (and the rationale behind them), and the measurable outcomes or impact.

• Highlight Design System Work: Dedicate specific attention to projects where you contributed to or led the development of a design system or component library. Explain how it improved efficiency and consistency.

• Showcase Figma Proficiency: Ensure your prototypes and mockups are well-crafted and demonstrate advanced use of Figma's features.

• Emphasize User-Centricity: Clearly communicate how user needs and research informed your design decisions.

• Address Collaboration: Briefly touch upon how you collaborated with stakeholders and developers in your case studies.

Challenge Preparation:

• Understand the Context: If a design challenge is given, thoroughly understand the problem statement and any constraints. Focus on the core user problem Wizeline is trying to solve.

• Process Over Polish: While visual polish is important, interviewers will be looking for your thought process. Document your steps, assumptions, and reasoning clearly.

• Data Visualization Focus: Given the emphasis on data visualization, be prepared to discuss how you would approach designing interfaces for complex data sets or analytical tools.

• Design System Application: Consider how your design system principles would apply to solving the challenge presented.

📝 Enhancement Note: The interview process is structured to assess both technical design skills and collaborative abilities. A strong portfolio presentation is critical. The emphasis on design systems and data visualization suggests these will be key areas of focus during the assessment.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Explicitly mentioned as a required proficiency. This will be the primary tool for wireframing, UI design, prototyping, and collaboration.

• Prototyping Tools: Beyond Figma, experience with other prototyping tools may be beneficial, though Figma is the stated requirement.

• Design System Tools: Knowledge of tools and methodologies for building and maintaining design systems (e.g., Storybook, Zeroheight, or internal Wizeline tools).

Analytics & Reporting:

• While not explicitly listed for the designer role, familiarity with analytics platforms (e.g., Google Analytics, Mixpanel, Amplitude) can be helpful for understanding user behavior and informing design decisions.

CRM & Automation:

• Not directly applicable to the Product Designer's core responsibilities, but understanding how CRM systems (like Salesforce) and marketing automation tools impact the user journey can provide valuable context.

• Basic familiarity with front-end implementation tools and environments may be a plus.

📝 Enhancement Note: Figma is the core tool requirement. The mention of "design system and component library" implies familiarity with the ecosystem around design system management. Understanding user analytics and feedback tools is crucial for data-informed design.

👥 Team Culture & Values

Operations Values:

• Ownership: Taking responsibility for design outcomes, from initial concept to successful implementation and iteration.

• Innovation: Continuously seeking new and better ways to solve user problems and improve digital product experiences, staying ahead of design and technology trends.

• Community: Contributing to a collaborative and supportive team environment, sharing knowledge, and actively participating in design discussions and critiques.

• Inclusivity: Designing for a diverse user base and ensuring accessibility in all products, while fostering an inclusive team culture where all voices are heard and valued.

• Human-Centered Experiences: A core value driving all design decisions, ensuring that user needs and well-being are at the forefront of product development.

Collaboration Style:

• Highly collaborative, working closely with product managers, engineers, and other stakeholders to achieve shared goals.

• Emphasis on clear communication, active listening, and constructive feedback to iterate on designs and processes.

• A proactive approach to problem-solving, involving cross-functional input to ensure comprehensive and effective solutions.

• Openness to diverse perspectives and a willingness to challenge assumptions respectfully to arrive at the best possible design outcomes.

📝 Enhancement Note: Wizeline's stated core values (ownership, innovation, community, inclusivity) are directly applicable to the Senior Product Designer role. The emphasis on human-centered experiences and collaborative problem-solving defines the expected interaction style within the team and across departments.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing User Needs with Technical Constraints: Effectively advocating for user experience while navigating technical limitations and business priorities.

• Designing for Complex Data Visualization: Creating intuitive interfaces for intricate data sets within the energy industry, ensuring clarity and actionable insights for users.

• Evolving a Design System: Continuously defining, maintaining, and scaling a design system to meet the growing needs of a global digital services company.

• Cross-functional Communication: Ensuring seamless collaboration and alignment with diverse teams (product, engineering, marketing) across different time zones and cultural backgrounds.

• Adapting to Client Needs: Designing solutions that cater to a variety of mid-size to Fortune 500 clients with potentially different industry contexts and user bases.

Learning & Development Opportunities:

• Advanced Design Techniques: Opportunities to explore and implement cutting-edge UX/UI design methodologies and tools.

• Domain Expertise: Gaining in-depth knowledge of the energy sector and its unique user challenges.

• Design System Leadership: Developing expertise in building and managing scalable design systems, a highly sought-after skill in the industry.

• Mentorship: Learning from experienced design leaders within Wizeline and potentially mentoring junior designers.

• Wizeline Academy: Access to a free education program for upskilling in various tech and design domains.

📝 Enhancement Note: The challenges are specific to the nature of senior design roles in a consulting/digital services environment, particularly with a focus on complex data and system development. The growth opportunities are directly linked to these challenges and Wizeline's commitment to employee development.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you had to advocate for a user-centered design decision that faced significant pushback from stakeholders. How did you handle it, and what was the outcome?" (Focus on your communication, negotiation, and problem-solving skills).

• "Walk us through a complex data visualization project in your portfolio. What were the key challenges in presenting the data, and how did you ensure clarity and usability?" (Prepare to discuss your process for understanding data, user needs, and designing effective visualizations).

Company & Culture Questions:

• "What interests you about Wizeline, and specifically about designing for the energy industry?" (Research Wizeline's mission, values, and recent projects. Understand the challenges and opportunities in the energy sector).

• "How do you align your design process with business objectives and technical constraints?" (Demonstrate your understanding of the product development lifecycle and your ability to make pragmatic design decisions).

Portfolio Presentation Strategy:

• Structure is Key: For each project, clearly outline: Problem Statement, Your Role, Process (Research, Ideation, Design, Testing), Key Decisions & Rationale, and Outcomes/Impact.

• Highlight Design System Contributions: If applicable, have a dedicated section or clearly point out your contributions to design systems, showcasing components, style guides, and implementation examples.

• Figma Demonstration: Be prepared to briefly showcase interactive elements or key screens from your Figma prototypes to illustrate your design execution and prototyping skills.

• Focus on Impact: Quantify your achievements where possible (e.g., "increased user engagement by X%", "reduced task completion time by Y%"). If not quantifiable, articulate the qualitative improvements and user value delivered.

• Conciseness: Practice your presentation to ensure it's engaging, informative, and respects the allotted time.

📝 Enhancement Note: These questions are tailored to assess the core competencies and expectations for a Senior Product Designer role, focusing on problem-solving, design system expertise, data visualization, and cross-functional collaboration within a consulting/product development firm.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the provided application link on the Wizeline careers page.

• Portfolio Customization: Ensure your resume and portfolio are tailored to highlight your experience in web and mobile UI design, design systems, Figma proficiency, and data visualization. Select case studies that best demonstrate your ability to solve complex problems and drive user-centered solutions.

• Resume Optimization: Clearly articulate your 3-5+ years of experience, focusing on achievements and responsibilities relevant to this role. Use keywords from the job description such as "UX/UI Design," "Design System," "Figma," "Data Visualization," and "User Interfaces."

• Interview Preparation: Practice articulating your design process, rationale, and the impact of your work. Prepare to discuss your experience with design systems and how you balance user needs with technical and business constraints. Be ready to present your portfolio with confidence.

• Company Research: Familiarize yourself with Wizeline's mission, values, and their work in the energy sector. Understand their approach to human-centered experiences and digital product development.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and industry-standard assumptions. All details should be verified directly with Wizeline before making application decisions.